He was also a key man as Fiorentina knocked Tottenham out if this season’s Europa League.

The north Londoners have yet to make a bid but are monitoring developments.

Although Salah is surplus to requirements at Stamford Bridge and will be allowed to find a new club in the summer, the feeling is that Chelsea are unlikely to do business.

Star: Salah in action against Spurs this season (Image: Rex)

Spurs expressed an interest in Juan Mata in January 2014 but saw the former Blues playmaker end up at Manchester United.

Tottenham are also watching Bayer Leverkusen wide man Son Heung Min.

They join Liverpool who have been keen on the German club’s joint top scorer with 11 goals for the season for some time. Leverkusen value him at £15 million.

Spurs chairman Daniel Levy revealed last month that the club are now targeting players in the £10-15million range as the club scrap their policy of big spending and move back to more reasonably priced young talent.